[FFmpeg-user] Overlay filter broken by commit 151ecc2aecd81718e2520936dd3c537d7e6fe2fc causes segfault

[Tim Nicholson]

Simple command line:-

ffmpeg -i BRD35721202.mxf \
-vf "movie=logo.png [logo];
[in][logo] overlay=6:4 " \
-c:v prores -profile:v 0 \
-an -y ./BRD35721202-dog.mov
Fri Feb  3 15:26:05 GMT 2012 Processing main files....
ffmpeg version N-37401-g151ecc2-by_Tim Copyright (c) 2000-2012 the 
FFmpeg developers
   built on Feb  3 2012 14:59:35 with gcc 4.6.2
   configuration: --extra-version=by_Tim --enable-static 
--disable-shared --enable-gpl --enable-nonfree --enable-version3 
--prefix=/mnt/msds-store-0/tim/ffmpeg-tux/usr/local 
--libdir=/mnt/msds-store-0/tim/ffmpeg-tux/usr/local/lib64 
--enable-runtime-cpudetect --extra-cflags='-static 
-I/mnt/msds-store-0/tim/ffmpeg-tux/usr/local/include' 
--extra-ldflags='-static 
-L/mnt/msds-store-0/tim/ffmpeg-tux/usr/local/lib64' 
--progs-suffix=-bisect-bad --enable-libfaac --enable-libx264 
--enable-libfreetype
   libavutil      51. 36.100 / 51. 36.100
   libavcodec     54.  0.102 / 54.  0.102
   libavformat    54.  0.100 / 54.  0.100
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 60.100 /  2. 60.100
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0.  6.100 /  0.  6.100
   libpostproc    52.  0.100 / 52.  0.100
[mxf @ 0x1776bc0] could not resolve material track sequence strong ref
Input #0, mxf, from 'BRD35721202.mxf':
   Duration: 00:00:05.72, start: 0.000000, bitrate: 225892 kb/s
     Stream #0:0: Video: v210, yuv422p10le, 720x576, 25 fps, 25 tbr, 25 
tbn, 25 tbc
     Stream #0:1: Audio: pcm_s24le, 48000 Hz, 1 channels, s32, 1152 kb/s
     Stream #0:2: Audio: pcm_s24le, 48000 Hz, 1 channels, s32, 1152 kb/s
     Stream #0:3: Audio: pcm_s24le, 48000 Hz, 1 channels, s32, 1152 kb/s
     Stream #0:4: Audio: pcm_s24le, 48000 Hz, 1 channels, s32, 1152 kb/s
[buffer @ 0x17a6de0] w:720 h:576 pixfmt:yuv422p10le tb:1/1000000 sar:0/1 
sws_param:
Segmentation fault      ffmpeg -i BRD35721202.mxf -vf "movie=logo.png 
[logo]; [in][logo] overlay=6:4 " -c:v prores -profile:v 0 -an -y 
./BRD35721202-dog.mov

However the same command under the previous (non tracked) commit

97da38c99bf5ad619ea15f2f1b4c050f0f44d11f

works fine....

-- 
Tim

http://www.bbc.co.uk/
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